(19)

(11)

EP 1 334 587 A1

(12)

(43) Date of publication: 13.08.2003 Bulletin 2003/33 (21) Application number: 01962268.7 (22) Date of filing: 24.08.2001

(51) International Patent Classification (IPC)7: H04L 12/28 (86) International application number: PCT/US0126/001 (87) International publication number: WO 0201/9636 (07.03.2002 Gazette 2002/10)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 31.08.2000 US 652009 (71) Applicant: Padcom Inc. Bethlehem, PA 18017 (US)	(72) Inventors: WHITMORE, David, L. Cooperburg, PA 18036 (US) BOGDON, Christopher, James Easton, PA 18045 (US) DICK, Charles, Allan Quakertown, PA 18951 (US) (74) Representative: Rousset, Jean-Claude  Cabinet Netter36, Avenue Hoche 75008 Paris 75008 Paris (FR)